/*
 * ArcEmu MMORPG Server
 * Copyright (C) 2008-2011 <http://www.ArcEmu.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef ATOMICBOOLEAN_HPP__
#define ATOMICBOOLEAN_HPP__

#include "AtomicULong.h"

//////////////////////////////////////////////////////
//class AtomicBoolean
//  Stores a Boolean atomically, using an AtomicULong
//
//////////////////////////////////////////////////////
class AtomicBoolean
{

    public:
        AtomicBoolean() : Value(0) {}

        AtomicBoolean(bool val)
        {
            if(val)
                Value.SetVal(1);
            else
                Value.SetVal(0);
        }

        ////////////////////////////////////////////////////////////
        //bool SetVal( bool val )
        // lockless threadsafe set operation on the contained value
        //
        // Parameters
        //  bool val  -  value to be set
        //
        // Return values
        //  Returns the initial value contained
        ///////////////////////////////////////////////////////////
        bool SetVal(bool val);


        ///////////////////////////////////////////////////////////
        //bool GetVal()
        // non-threadsafe get operation on the contained value
        //
        // Parameters
        //  None
        //
        // Return values
        //  Returns the value contained
        //////////////////////////////////////////////////////////
        bool GetVal()
        {
            unsigned long val = 0;

            val = Value.GetVal();

            return (val & 1);
        }

    private:
        // Disabled copy constructor
        AtomicBoolean(const AtomicBoolean & other) {}

        // Disabled assignment operator
        AtomicBoolean operator=(const AtomicBoolean & other) { return *this; }

        AtomicULong Value;
};

#endif
